Hi Reiko,
Large data sets are usually not a problem in QGIS. For rasters, it is
important to create pyramids (inside or next to) the original rasters.
Once you do that, your huge rasters should load and display really fast.
For image data (aerial images, orthoimages) I recommend JPEG compression
Many thanks, Garth, for your information. The areas I research include some
large protected areas in West Africa (The one I am working on right now is
15,000 sq km), so some rasters and polygons are humongous (> 2-4GB). I have
three external hard drives (4TB, 2TB, 1TB) plus iCloud, so storage, so f
